15,551 Topics
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| | Hello everyone. i tried to write a program to eliminate nos from a file: this is what i mean: 001 #include <QApplication> 002 #include <QPushButton> 003 int main(int argc, char *argv[]) 004 { 005 QApplication app(argc, argv); 006 QPushButton *button = new QPushButton("Quit"); 007 QObject::connect(button, SIGNAL(clicked()), 008 &app, SLOT(quit())); 009 …  |
 | Here is a program to find the sum of n numbers entered .. I have done this programme in c++ but now I was asked to do it using c.. there is some error with the program.The basic array input ,display thing itself is not working.. Kindly help me .. … |
| | Hi, I am using a FILE to write a protocol of the program execution which I will be using in case of crashes. Whenever I write a message to the file I open it [CODE] if ((mfdprot = fopen(protfile, "a")) == NULL) { [/CODE] after that I close it: [CODE] … |
| | Hello, I need help concerning <curses.h> and <conio.h> libraries issues. There's a conflit between both libraries when I compile my software in Dev-C++ (XP OS). 1. In <curses.h> there's this code line: . . . extern int COLORS,COLOR_PAIRS; . . . 2. In <conio.h> there's this code line: . . … |
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| | Hi all, I wanna write a c program in linux which login to another linux machine using ssh. The program should enter the username/password, run a command in that machine and save the o/p in a file. Can anybody help me??? Thanks in advance.  |
| | great !!!hi to all viewers ..., is there something who have a c program about games,,... |
| | [I]hi . im a 2nd year iT student , please help me think any programs that contains math analysis and by using for loop . any suggestions? :)) glad to have . thanks ! :))[/I] |
| | I' working on an array where the user inputs characters(up to 80). I then need to output the characters, one per line, until the string is null. My problem is in the while loop i think, im just not sure what to do from here. Any ideas? [CODE]#include <stdio.h> void … |
| | how save text file which is made by c and how add a new information in after saving it? |
| | I am working on a program in c and I am trying to declare a ten element array, using a for loop to insert the elements. I am also using a second for loop to acquire the sum of all the elements in the array. I'm new to programming so … |
| | hello guys i need your help , i am new in c language and i need to know if i can use c langiage to open images , i asked my programming teacher and he said i can not but i think it is possible so please if it is … |
| | Please let me know where i have done the mistake [CODE]#include <stdio.h> #include <conio.h> #include <math.h> void main() { int f=0,s=1,n; n=f+s; if(n<=18); { printf("%d" ,n); f=s; s=n; n=f+s; } getch(); }[/CODE] |
| | I have a problem at hand. It is to generate a C code - i need to do the following, i will capture an image, then save that image on a folder let say c:\\ program files\myfolder\image.bmp and then i use the OCR to read the number, let say 0102. … |
| | Hi guys, i am having some problm while building my C code through VC++6.0. The following error i am getting while building: --------------------Configuration: ReportVARS - Win32 Debug-------------------- Linking... ReportVARS.obj : error LNK2001: unresolved external symbol _BTRV@24 PHCLUST.OBJ : error LNK2001: unresolved external symbol _BTRV@24 BTRVUTIL.OBJ : error LNK2001: unresolved external … |
| | what's mean by definition and declaration in c? how u call this: int i;  |
| | I'm have trouble getting my area/volume progam going on a circle,cylinder,sphere,cone One with out a menu and onwe with a menu. Thanks for all your programmers help. This is a great site for help. |
| | Hi, I want to develop routine based on MAC-ID of LAN card to prevent my s/w from piracy. The program should be able to create encryted text file containing some encryption alogorithm based on MAC-ID of LAN Card. It should be nearly impossible to recover the MAC-ID from the encrypted … |
| | I'm working on a code that enables the user to input a string , compare it to some text in a file then send the approriate data ( from another file) using serial communication or TCP/IP. I ahve implemented the serial communication part but the TCP/IP..I've looked around but have … |
| | How to solve 'missing ws2_32.lib' problem ?? Can anyone suggest a good site from where this can be downloaded..? |
| | I'm having some trouble with the output here...can anyone help me...learning how to use to C language, more of a C++ programmer...i tried using all sort of declaration but the output is still the same... [CODE] int i; float x = FLT_MAX - (2.0); double y = DBL_MIN - (2.0); … |
| | Hello I am sorry if this is a dumb question but is it conceivable to determine the memory address of a function that is inside a running application from another application? Say I have an application A that has a function helloWorld(). A is being launched. I would like to …  |
| | there are N elements in an array. u have one number x. u have to check whether there exists two elements in that array whose sum is x. But order should be less than N^2( N square). i dont know the method how to achieve order less than n^2.  |
| | the NTVDM CPU has encountered an illegal instruction. CS:035eIP:0401 OP:ff ff choose 'close' to terminate the application |
| | Question : I use my code test sample which can got the right answer. But when I upload ACM Judge. It appear wrong answer. Could everybody tell me what wrong with me ? Thank you. <pre> Sample Input The following text<C><B>is centred and in boldface</B></C># <B>This <\g>is <B>boldface</B> in <<*> … |
| | Well i have the following program where i need to swap students(dynamically created structure array) . Just cant seem to get the swap right. Main problem's here : [code=c] struct student *stemp; stemp=(struct student *)malloc(sizeof(student)); *stemp.name=s[i].name; s[i].name=s[j].name; s[j].name=stemp->name; [/code] Other info : [code=c] where s[i] belongs to a dynamically created … |
| | First of all Hello to all of you. I am new to programming(about a week since I started learning it), a little young(12 years old) and totally interedtes in its thrill. Second of all I would like to clear the [I]superstition[/I] that students join this forum as they want you … |
| | Hiie i have to convert unsigned char to char array. i m using ultoa() function that converts unsigned long char to a string. but it is giving me an error of Type Mismatch. actualy i have tsend my data to server side where it is recieving in char array. so … |
| | [CODE=c]#include <stdlib.h> #include <stdio.h> #include <string.h> /* a structure that defines a string buffer */ typedef struct strbuf { char *contents; /* pointer to dynamically allocated buffer contents */ size_t length; /* number of characters in buffer (excluding '\0') */ } StringBuffer; /* function prototypes */ StringBuffer *strbuf_new(const char *cstr); … |
| | We have two ways 2 access files . Open and its friends and mmap system call . When to use mmap() and what are its advantages? |
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